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-rw-r--r--server/external/pam.m47
1 files changed, 4 insertions, 3 deletions
diff --git a/server/external/pam.m4 b/server/external/pam.m4
index f99a2e69b..40c8fd0dc 100644
--- a/server/external/pam.m4
+++ b/server/external/pam.m4
@@ -1,5 +1,6 @@
AC_SUBST(PAM_LIBS)
-AC_CHECK_HEADERS(security/pam_appl.h security/pam_misc.h security/pam_modules.h)
-
-AC_CHECK_LIB(pam, pam_get_item, [ PAM_LIBS="-lpam" ])
+AC_CHECK_HEADERS([security/pam_appl.h security/pam_misc.h security/pam_modules.h],
+ [AC_CHECK_LIB(pam, pam_get_item, [ PAM_LIBS="-lpam" ], [AC_MSG_ERROR([PAM must support pam_get_item])])],
+ [AC_MSG_ERROR([PAM development libraries not installed])]
+)